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Using resources
Ways of reducing the use of resources
Recycling
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Created by
Maeve
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Cards (11)
What materials are made from limited natural resources?
Metals
, glass, building materials,
plastics
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Why is reusing items beneficial?
It saves
energy
and reduces
environmental
impact
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What is the difference between reusing and recycling?
Reusing involves using items again, recycling
processes
materials
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What are the advantages of recycling?
Fewer
quarries
and mines needed
Less
crude oil
extraction for plastics
Reduced energy needed for recycling
Lower
greenhouse gas emissions
Decreased landfill waste
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What is one disadvantage of recycling?
Collection and transport require
organization
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Why can sorting metals be difficult?
Different metals need to be
separated
accurately
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How does the purity of metals affect recycling?
Higher purity requires more
processing
for recycling
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What purity level is required for copper used in wiring?
Very
high purity
is required for copper
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How does steel purity differ from copper in recycling?
Steel does
not
require as
high purity
as copper
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What happens to scrap iron during steel production?
It can be added to the
steel furnace
easily
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What is the benefit of adding scrap iron to steel production?
It reduces the
cost
of making steel
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